Lamp holder



1. Lamp holder

1.1 is a front elevation view view of a lamp holder embodying our new design;

1.2 is a rear elevation view thereof;

1.3 is a left side elevation view thereof;

1.4 is a right side elevation view thereof;

1.5 is a top plan view thereof;

1.6 is a bottom plan view thereof;

1.7 is a rear and left side perspective view thereof; and

1.8 is a front and left side perspective view thereof. 

CLAIM The ornamental design for a lamp holder, as shown and described. 